Home / 4,669,782.30-7,004,673.45-1,640,568.60

Finding the Fourth Proportional to 4,669,782.30, 7,004,673.45 and 1,640,568.60

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Solution

The fourth proportional to 4,669,782.30, 7,004,673.45 and 1,640,568.60 is: 2,460,852.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,669,782.30 : 7,004,673.45 = 1,640,568.60 : x
  2. Step 2: Convert to fraction form
    4,669,782.30/7,004,673.45 = 1,640,568.60/x
  3. Step 3: Cross multiply
    4,669,782.30x = 7,004,673.45 × 1,640,568.60
  4. Step 4: Simplify right side
    4,669,782.30x = 11,491,647,315,323.67
  5. Step 5: Solve for x
    x = 11,491,647,315,323.67/4,669,782.30
  6. Step 6: Final answer
    x = 2,460,852.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.